3742 	struct min_heap event_heap;  in visit_groups_merge()  local
3751 		event_heap = (struct min_heap){  in visit_groups_merge()
3764 		event_heap = (struct min_heap){  in visit_groups_merge()
3770 		__heap_add(&event_heap, perf_event_groups_first(groups, -1, pmu, NULL));  in visit_groups_merge()
3772 	evt = event_heap.data;  in visit_groups_merge()
3774 	__heap_add(&event_heap, perf_event_groups_first(groups, cpu, pmu, NULL));  in visit_groups_merge()
3778 		__heap_add(&event_heap, perf_event_groups_first(groups, cpu, pmu, css->cgroup));  in visit_groups_merge()
3781 	if (event_heap.nr) {  in visit_groups_merge()
3786 	min_heapify_all(&event_heap, &perf_min_heap);  in visit_groups_merge()
3788 	while (event_heap.nr) {  in visit_groups_merge()
3795 			min_heapify(&event_heap, 0, &perf_min_heap);  in visit_groups_merge()
3797 			min_heap_pop(&event_heap, &perf_min_heap);  in visit_groups_merge()